489781642

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{32363}}^1$

素因数の和:32442

約数の個数: 32

約数和(自身を含む): 894799872

約数和(自身を除く): 405018230

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 2162, 7567, 15134, 32363, 64726, 226541, 453082, 744349, 1488698, 1521061, 3042122, 5210443, 10420886, 10647427, 21294854, 34984403, 69968806, 244890821, 489781642]

約数ペア:

[(1, 489781642), (2, 244890821), (7, 69968806), (14, 34984403), (23, 21294854), (46, 10647427), (47, 10420886), (94, 5210443), (161, 3042122), (322, 1521061), (329, 1488698), (658, 744349), (1081, 453082), (2162, 226541), (7567, 64726), (15134, 32363)]